North Korea has revealed its plans to strike targets in Hawaii and the continental United States in photos taken in Kim Jong-un's military command centre.

It seems the US thinks he's a bigger threat than administration rhetoric would indicate, downplaying the threat with words and amping up with weaponry.

North Korea's leader responded Friday to America's use of nuclear-capable B-2 bombers in joint South Korean military drills with more angry rhetoric, saying his rocket forces are ready "to settle accounts with the U.S."